® Preserving Starter Set, 500ml. Contains all the essentials required to make at-home jams, pickles, chutneys and more. This all-in-one set is ideal for beginners or experienced preservers. Made from durable, high quality glass, the 500ml jars are the ideal size for decanting homemade creations. The two-piece lid system compromising creates the perfect vacuum seal, ensuring the contents stay fresher for longer. Dedicated to using sustainable and durable materials, Kilner® glass is 100% recyclable and is the safest and best option for storing food and drink.